How do you know this idea is going to work?
This question asks you for proof of the future. This is a fair question because designers love change, but businesses do not. This is a balance between pushing change and avoiding risk in business.

Strategy is to determine what to make over a short time and over a long time.

This is a common issue – the balance between disruptive ideas and a business’s idea that they need to mitigate risk/change and save money.